20-letter words containing a, n, s, t, r, o

feather in one's cap — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
federal constitution — Constitution of the United States.
federal reserve note — a form of paper money issued by a Federal Reserve Bank.
first point of aries — the vernal equinox.
fission-track dating — the dating of samples of minerals by comparing the tracks in them by fission fragments of the uranium nuclei they contain, before and after irradiation by neutrons
fold-and-thrust belt — a linear or arcuate region of the earth's surface that has been subjected to severe folding and thrust faulting
for all one is worth — good or important enough to justify (what is specified): advice worth taking; a place worth visiting.
for sb's delectation — If you do something for someone's delectation, you do it to give them enjoyment or pleasure.
forbidden transition — an electronic transition in an atom, molecule, etc, that is not permitted by electric dipole selection rules
fore-and-aft topsail — gaff topsail (def 1).
fore-topgallant mast — the spar or section of a spar forming the topgallant portion of a foremast on a ship.
formative assessment — ongoing assessment of a pupil's educational development within a particular subject area
fridtjof nansen land — Franz Josef Land.
friends of the earth — an organization of environmentalists and conservationists whose aim is to promote the sustainable use of the earth's resources
frosting on the cake — a sweet mixture, cooked or uncooked, for coating or filling cakes, cookies, and the like; icing.
gastroduodenostomies — Plural form of gastroduodenostomy.
general postal union — former name of Universal Postal Union. Abbreviation: GPU.
give one's right arm — to be prepared to make any sacrifice
give someone the air — a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere.
go against the grain — If you say that an idea or action goes against the grain, you mean that it is very difficult for you to accept it or do it, because it conflicts with your previous ideas, beliefs, or principles.
gravitational radius — Schwarzschild radius.
great-great-grandson — the grandson of a grandchild
greatest lower bound — a lower bound that is greater than or equal to all the lower bounds of a given set: 1 is the greatest lower bound of the set consisting of 1, 2, 3. Abbreviation: glb.
green mountain state — Vermont (used as a nickname).
group representation — representation in a governing body on the basis of interests rather than by geographical location.
hate a person's guts — to dislike a person very strongly
health questionnaire — A health questionnaire is a list of questions about someone's health issued by underwriters before accepting a person as a risk.
heston and isleworth — a former borough, now part of Hounslow, in SE England, near London.
holy water sprinkler — morning star (def 2).
honeysuckle ornament — anthemion.
horizontal scan rate — (hardware) (HSR) The measure of how many scan lines of pixels a monitor can display in one second, expressed in kHz (generally somewhere between 20 and 100 kHz). The HSR is controlled by the horizontal sync signal generated by the video controller, but is limited by the speed with which the monitor can scan the electron beam horizontally across the screen and then return it to the beginning of the next line.
horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
hospitality industry — the hotel and accommodation industry
houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
human interest story — news item about people's lives
human-interest story — a story or report, as in a newspaper or on a newscast, designed to engage attention and sympathy by enabling one to identify readily with the people, problems, and situations described.
hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
hyperadrenocorticism — Cushing's syndrome.
hyperhomocysteinemia — (medicine) The presence of an excessive amount of homocysteine in the blood.
in a state of nature — completely naked
in the nature of sth — If you say that one thing is in the nature of another, you mean that it is like the other thing.
in-service education — training and education given to employed teachers throughout their career
income tax inspector — a person whose job is to assess individuals' income tax liability
indicated horsepower — the horsepower of a reciprocating engine as shown by an indicator record. Abbreviation: ihp, IHP.
industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
industrial relations — (used with a plural verb) the dealings or relations of an industrial concern with its employees, with labor in general, with the public, etc.
industrial sociology — the sociological study of social relationships and social structures in business settings.
information builders — Distributors of LEVEL5 OBJECT. Telephone +1 800 969 INFO.
information industry — businesses that involve collecting and using information

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